Southstar Lofts, Philadelphia, Pennsylvania

Home 5 Selected Projects 5 Residential 5 Southstar Lofts

Overview: This Dranoff Property is centrally located at the intersection of South and Broad Streets in the heart of Philadelphia. As a continuation of the rehabilitation of the Avenue of the Arts, the building hosts 85 loft apartments, retail space, and a restaurant. GeoStructures was contracted by Dranoff Properties, LLC to perform the testing and inspection services for the proposed seven-story mixed-use building.

Highlights & Related Services:

Construction inspection and materials testing

Highlights & Related Services:

Construction inspection and materials testing

GeoStructures provided the following testing and inspection services for the project:

  • Caisson testing and inspection
  • Cast-in-place concrete testing and inspection
  • Bottom of footing bearing verification
  • Fill compaction testing and inspection
  • Steel inspection
  • Fireproofing

At the commencement of the project, GeoStructures performed the detailed design of 8 caissons along the SEPTA Broad Street Line. The caisson was analyzed and optimized by using both its end bearing into the weathered mica schist and shaft friction to provide adequate support of up to 700 kip design load.

Connect with us.

Providing state-of-the-art geotechnical engineering services with an unwavering commitment to excellence and innovation.

Percolation and Permeability In-Situ Testing 

Drilling Services and Subsurface Investigations

Foundation Investigation and Design

Highway and Bridge Geotechniques

Support of Excavation and Underpinning

Soil-Structure Interaction Analysis and Modeling

Soil Dynamics & Site-Specific Response Spectra

Vibration Monitoring and Analyses

Forensic Evaluations

Slope and Retaining Wall Evaluation and Design

Lime and Cement Stabilization

Mine Subsidence Analysis and Remediation

Sinkhole Evaluation and Remediation

Soil Improvement Techniques

Dam Analysis and Rehabilitation

Environmental Services

Landfills, Ponds, and Lagoons

Pavement Design and Rehabilitation

Construction Inspection and Materials Testing

Geotechnical Laboratory Testing

Concrete and Cement Testing

Petrographic Analysis

Instrumentation and Special Testing

Asphalt Testing

View All Services >

3-D Dynamic Finite Element Analysis



Institutional & Educational


Industrial, Pharmaceutical, & Gene Therapy

Landfill Expansion Design


Research & Forensics


Water & Wastewater

View All Selected Projects >

Who We Are 

Who We Are

Meet Our Team

Contact Us 

Pay Invoice

Contact Us